Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Register - LH
Removal
1. Remove the instrument panel steering column cover bolts.
2. Unsnap and remove the instrument panel steering column cover.
3. Remove the bolts and the steering column reinforcement.
4. Remove the screws.
5. Remove the register.
Installation ...
Cleaning the interior
WARNING: Do not use cleaning solvents, bleach or dye on the
vehicle’s safety belts, as these actions may weaken the belt
webbing.
WARNING: On vehicles equipped with seat-mounted airbags, do
not use chemical solvents or strong detergents. Such products
could ...
Instrument Cluster Self-Diagnostic Mode
To enter the instrument cluster self-diagnostic mode, press and hold the
instrument cluster
SELECT/RESET button, turn the ignition switch to the RUN position, and then
continue pressing the
SELECT/RESET button (five seconds) until tESt is displayed in th ...
